qizheng

## Bug Report Please answer these questions before submitting your issue. Thanks! **What did you do?** https://asktug.com/t/topic/574789 https://asktug.com/t/topic/574928 **What did you expect to see?** Dashboard show correct TiFlash mount directory....

## Question TiDB 5.4.1 After login in dashboard, some metric or panel in home page report error "request failed with status code 500".   If refresh home or other...

Support starting TiDB cluster managed by K8s and tidb-operator in case that K8s itself has a full cluster crash

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## Feature Request **Is your feature request related to a problem? Please describe:** In some extreme scenarios, Kubernetes cluster and services may crash unexpected due to bugs or intended mis-operations....

## Feature Request **Is your feature request related to a problem? Please describe:** Some internal tickets encountered transaction-related issues, would like to add `IsExplicitTxn` field to `Transaction` panel under `Slow...

Warning 1356 is returned by querying information_schema.columns when a scalar subquery is used as a column in view definition

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## Bug Report Please answer these questions before submitting your issue. Thanks! ### 1. Minimal reproduce step (Required) ``` mysql> create table t1(id int); Query OK, 0 rows affected (0.06...

The reject-leader property without label-scheduler take affect after add&remove evict-leader-scheduler

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## Bug Report ### What did you do? ``` tiup playground v5.4.1 --db 1 --kv 3 --pd 1 pd-ctl -u 127.0.0.1:34775 -i » store label 1 host kv1 » store...

`tiup cluster check`: support port connectivity check

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## Feature Request **Is your feature request related to a problem? Please describe:** The ports required by tidb cluster is prohibited default by firewall in the case of cross-region deployment....